Finding the Fourth Proportional to 609,612.06, 841,278.18 and 347,962.08
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Solution
The fourth proportional to 609,612.06, 841,278.18 and 347,962.08 is: 480,195.40
Step by Step Solution
- Step 1: Write the proportion equation
609,612.06 : 841,278.18 = 347,962.08 : x - Step 2: Convert to fraction form
609,612.06/841,278.18 = 347,962.08/x - Step 3: Cross multiply
609,612.06x = 841,278.18 × 347,962.08 - Step 4: Simplify right side
609,612.06x = 292,732,905,371.41 - Step 5: Solve for x
x = 292,732,905,371.41/609,612.06 - Step 6: Final answer
x = 480,195.40
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.